This Instrument Uses Wet-Bulb and Dry-Bulb Temperature to Obtain Relative

question 87

Multiple Choice

This instrument uses wet-bulb and dry-bulb temperature to obtain relative humidity:​

• A)infrared hygrometer
• B)sling psychrometer
• C)​hair hygrometer
• D)​electrical hygrometer
• E)​mechanical hygrometer

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Definitions:

Finite Population Correction Factor

A correction applied to standard errors or variances when sampling from a finite population without replacement, to account for the decreased variability.

Population Mean

The average of all the values in a population, calculated as the sum of all values divided by the number of values.

Sample Mean

The arithmetic average of a set of numerical values, calculated by adding them together and dividing by the number of observations.

Sample

A subset of individuals or observations selected from a larger population for the purpose of statistical analysis.